From f4e4c912a982e352dc6cb1304e311776b964eef7 Mon Sep 17 00:00:00 2001
From: tsukumi <tsukumijima@users.noreply.github.com>
Date: Tue, 11 Apr 2023 09:11:04 +0000
Subject: [PATCH] =?UTF-8?q?deb=20=E3=83=91=E3=83=83=E3=82=B1=E3=83=BC?=
 =?UTF-8?q?=E3=82=B8=E3=81=A7=E3=81=AE=20libaribb1=20/=20libaribb25=20?=
 =?UTF-8?q?=E3=81=AE=E3=82=A4=E3=83=B3=E3=82=B9=E3=83=88=E3=83=BC=E3=83=AB?=
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 =?UTF-8?q?=20/usr/lib/(arch)-linux-gnu=20=E4=BB=A5=E4=B8=8B=E3=81=AB?=
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---
 CMakeLists.txt | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index cc71cf1..72c615e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.1)
 
-#Higher than 3.21
+# Higher than 3.21
 if(CMAKE_VERSION VERSION_GREATER 3.21)
 cmake_policy(SET CMP0128 NEW)
 endif()
@@ -22,7 +22,7 @@ include(GenerateExportHeader)
 include(GNUInstallDirs)
 find_package(PCSC REQUIRED)
 
-if (UNIX OR MSYS)
+if(UNIX OR MSYS)
 	find_program(LDCONFIG_EXECUTABLE "ldconfig")
 	set(WITH_PCSC_PACKAGE "libpcsclite" CACHE STRING "pkg-config package name for PC/SC")
 	set(WITH_PCSC_LIBRARY "" CACHE STRING "library name for PC/SC")
@@ -36,6 +36,32 @@ if(NOT WIN32)
 	option(USE_NEON "enable NEON" OFF)
 endif()
 
+if(UNIX AND NOT CYGWIN)
+	# アーキテクチャ情報を取得
+	set(ARCH ${CMAKE_SYSTEM_PROCESSOR})
+
+	# アーキテクチャに応じたGNUトリプレットを生成
+	if(ARCH STREQUAL "x86_64")
+		set(ARCH_TRIPLET "x86_64-linux-gnu")
+	elseif(ARCH STREQUAL "aarch64")
+		set(ARCH_TRIPLET "aarch64-linux-gnu")
+	else()
+		message(WARNING "Unknown architecture: ${ARCH}. Defaulting to x86_64.")
+		set(ARCH_TRIPLET "x86_64-linux-gnu")
+	endif()
+
+	# インストール先のディレクトリを指定
+	if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+		set(CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "default install path" FORCE)
+	endif()
+
+	if(CMAKE_INSTALL_PREFIX STREQUAL "/usr")
+		set(CMAKE_INSTALL_LIBDIR "lib/${ARCH_TRIPLET}")
+	else()
+		set(CMAKE_INSTALL_LIBDIR "lib")
+	endif()
+endif()
+
 # ---------- set variable (libaribb1) ----------
 
 set(ARIBB1_LIB_NAME "aribb1")